Curated OER
Mapping the Ocean Floor
Students construct and interpret a line graph of ocean floor depth and a bar graph comparing the height/depth of several well-known natural and man-made objects and places. In addition, they calculate the depth of two points using sonar...
Curated OER
Plotting the Ocean Floor
Fourth graders plot points on a graph, connect the dots to make the ocean floor profile and label the topographical features. They utilize a worksheet and a website imbedded in this plan to plot the ocean floor.
Curated OER
Sonar Mapping
Students use a shoe box to create a seafloor model and use cardboard for layering inside of the shoe box to simulate the ocean floor. They probe the ocean floor to simulate sonar echoes. Finally, students graph their data to get a...
Curated OER
TOPSY TURVY MAPS
Eighth graders use the data analyzer and motion detector to collect data and measure distances. They create topographic maps drawn to scale of a given setup and relate the concepts to the creation of historical ocean maps.
Curated OER
Gone Lobstering
This simple instructional activity has young mathematicians consider all of the expenses, and monetary rewards a typical lobsterman encounters when going about his business. Given a few pieces of information, pupils must figure out a...